Common Stock - Additional Information (Detail)
|
Dec. 31, 2012
|
Feb. 28, 2010
|
Feb. 25, 2010
|
Dec. 31, 2009
|
Dec. 21, 2009
|
Sep. 30, 2005
Kingstone Warrants
|
Sep. 09, 2005
Kingstone Warrants
|
---|---|---|---|---|---|---|---|
Stockholders Equity Note [Line Items] | |||||||
Total Shares Subject to Warrants | 485,953 | ||||||
Warrant expiration period | 3 years | 10 years | |||||
Warrants issued | 196,766 | 935,040 | 289,187 | ||||
Warrants exercise price | 6.43 | 5.08 | 4.30 |
X | ||||||||||
- Definition
Class of Warrant or Right, Expiration Period No definition available.
|
X | ||||||||||
- Details
|
X | ||||||||||
- Definition
The exercise price of each class of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition
The specified number of securities that each class of warrants or rights outstanding give the holder the right but not the obligation to purchase from the issuer at a specific price, on or before a certain date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition
Aggregate amount of each class of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|